Home / 107,256.88-148,028.04-70,494.16

Finding the Fourth Proportional to 107,256.88, 148,028.04 and 70,494.16

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Solution

The fourth proportional to 107,256.88, 148,028.04 and 70,494.16 is: 97,290.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,256.88 : 148,028.04 = 70,494.16 : x
  2. Step 2: Convert to fraction form
    107,256.88/148,028.04 = 70,494.16/x
  3. Step 3: Cross multiply
    107,256.88x = 148,028.04 × 70,494.16
  4. Step 4: Simplify right side
    107,256.88x = 10,435,112,336.25
  5. Step 5: Solve for x
    x = 10,435,112,336.25/107,256.88
  6. Step 6: Final answer
    x = 97,290.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.